{"agent_type":"callsign_analysis","ai_model":"/stor/models/Qwen2.5-72B-Instruct-GPTQ-Int4","ai_pass":true,"ai_provider":"vllm","completed_at":"2026-07-10T11:49:03.630486+00:00","duration_seconds":19.796777,"id":1558317,"input_summary":"chars=526 node=683210","metadata":{"llm_candidates":[{"callsign":"KK4DUK","confidence":0.78},{"callsign":"WA8PGV","confidence":0.78}]},"output_summary":"ai_candidates=2 merged=2 calls=KK4DUK,WA8PGV","recording_id":156199,"started_at":"2026-07-10T11:48:43.833709+00:00","status":"completed","step_name":"callsign.llm_extract","transcription_id":153458}